[Openstack-stable-maint] Stable check of openstack/oslo.context for ref refs/heads/stable/train failed

Build failed. https://zuul.opendev.org/t/openstack/buildset/3241b61731f14cb0a95c70fe4eed62... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/eefd4e7f44a545b4a3a16b7186deb73a : SUCCESS in 4m 12s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/65177b63b4e94f2f80e7f995613e3ebd : SUCCESS in 3m 17s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/97c499ae6de846a88ce77ef825943629 : SUCCESS in 3m 38s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/61c58c7a6f384306bc12b1ebccb3b99f : FAILURE in 2m 48s